/* ============================================
   想念miss - 粉白配色主题
   ============================================ */

/* === 变量与重置 === */
:root {
    --pink-50: #fff5f7;
    --pink-100: #ffe4e8;
    --pink-200: #ffc9d4;
    --pink-300: #ffa3b5;
    --pink-400: #ff7a95;
    --pink-500: #ff4d72;
    --pink-600: #ed2956;
    --pink-700: #d41a44;
    --pink-800: #b0183a;
    --pink-900: #8c1a33;

    --white: #ffffff;
    --off-white: #fefbfb;
    --gray-50: #fdf2f4;
    --gray-100: #fce8ec;
    --gray-200: #f5d5dc;
    --gray-300: #e8bcc5;
    --gray-400: #c9a0aa;
    --gray-500: #9e7a83;
    --gray-600: #7a5c64;
    --gray-700: #5c434a;
    --gray-800: #3d2c31;
    --gray-900: #1f1518;

    --gradient-primary: linear-gradient(135deg, #ff7a95 0%, #ff4d72 50%, #ed2956 100%);
    --gradient-soft: linear-gradient(135deg, #fff5f7 0%, #ffe4e8 100%);
    --gradient-hero: linear-gradient(180deg, #fff5f7 0%, #ffffff 40%, #ffe4e8 100%);

    --shadow-sm: 0 2px 8px rgba(255, 77, 114, 0.08);
    --shadow-md: 0 4px 20px rgba(255, 77, 114, 0.12);
    --shadow-lg: 0 8px 40px rgba(255, 77, 114, 0.15);
    --shadow-xl: 0 16px 60px rgba(255, 77, 114, 0.18);

    --radius-sm: 8px;
    --radius-md: 14px;
    --radius-lg: 20px;
    --radius-xl: 28px;

    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; font-size: 16px; }

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB',
        'Microsoft YaHei', 'Helvetica Neue', Arial, sans-serif;
    background-color: var(--off-white);
    color: var(--gray-800);
    line-height: 1.6;
    overflow-x: hidden;
}

.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
img { max-width: 100%; display: block; }
.hidden { display: none !important; }

/* === 按钮 === */
.btn-primary {
    background: var(--gradient-primary);
    color: var(--white);
    border: none;
    padding: 14px 36px;
    border-radius: 50px;
    font-size: 1.05rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition);
    box-shadow: 0 4px 20px rgba(255, 77, 114, 0.35);
    letter-spacing: 0.5px;
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 30px rgba(255, 77, 114, 0.45); }
.btn-primary:active { transform: translateY(0); }

.btn-secondary {
    background: var(--white);
    color: var(--pink-600);
    border: 2px solid var(--pink-200);
    padding: 14px 36px;
    border-radius: 50px;
    font-size: 1.05rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition);
}
.btn-secondary:hover { background: var(--pink-50); border-color: var(--pink-400); transform: translateY(-2px); }

.btn-full { width: 100%; padding: 16px; font-size: 1.1rem; border-radius: var(--radius-md); }
.btn-lg { padding: 16px 40px; font-size: 1.1rem; }

.btn-plan {
    width: 100%;
    padding: 14px;
    border: 2px solid var(--pink-200);
    background: var(--white);
    color: var(--pink-600);
    border-radius: 50px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition);
    margin-top: auto;
}
.btn-plan:hover { background: var(--pink-50); border-color: var(--pink-400); transform: translateY(-2px); }
.btn-plan-primary { background: var(--gradient-primary); color: var(--white); border: none; box-shadow: 0 4px 16px rgba(255, 77, 114, 0.3); }
.btn-plan-primary:hover { box-shadow: 0 6px 24px rgba(255, 77, 114, 0.4); color: var(--white); }

/* === 导航栏 === */
.navbar {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--pink-100);
    transition: all var(--transition);
}
.navbar.scrolled { box-shadow: var(--shadow-md); }
.nav-container { max-width: 1200px; margin: 0 auto; padding: 0 24px; display: flex; align-items: center; justify-content: space-between; height: 64px; }
.nav-logo { display: flex; align-items: center; gap: 8px; font-size: 1.3rem; font-weight: 700; color: var(--gray-800); transition: color var(--transition); }
.nav-logo:hover { color: var(--pink-600); }
.logo-icon { font-size: 1.6rem; }
.nav-links { display: flex; align-items: center; gap: 32px; }
.nav-links a { font-size: 0.95rem; color: var(--gray-600); transition: color var(--transition); font-weight: 500; }
.nav-links a:hover { color: var(--pink-600); }

/* 导航用户区 */
.nav-user { display: flex; align-items: center; gap: 10px; }
.btn-nav-login {
    background: var(--gradient-primary);
    color: var(--white);
    border: none;
    padding: 8px 20px;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition);
    white-space: nowrap;
}
.btn-nav-login:hover { transform: translateY(-1px); box-shadow: 0 4px 12px rgba(255, 77, 114, 0.35); }
.nav-user-info { display: flex; align-items: center; gap: 8px; }
.nav-user-avatar {
    width: 34px; height: 34px; border-radius: 50%;
    background: var(--pink-200); border: 2px solid var(--pink-300);
    display: flex; align-items: center; justify-content: center;
    font-size: 1rem; overflow: hidden; flex-shrink: 0;
}
.nav-user-avatar img { width: 100%; height: 100%; object-fit: cover; }
.nav-username { font-size: 0.85rem; font-weight: 600; color: var(--gray-700); max-width: 80px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.btn-nav-logout {
    background: none; border: 1px solid var(--pink-200);
    color: var(--gray-500); padding: 4px 12px; border-radius: 50px;
    font-size: 0.75rem; cursor: pointer; transition: all var(--transition); white-space: nowrap;
}
.btn-nav-logout:hover { background: var(--pink-50); color: var(--pink-600); border-color: var(--pink-300); }
.btn-nav-sync {
    background: none; border: 1px solid var(--pink-200);
    color: var(--gray-500); padding: 4px 10px; border-radius: 50px;
    font-size: 0.85rem; cursor: pointer; transition: all var(--transition); white-space: nowrap;
}
.btn-nav-sync:hover { background: var(--pink-50); transform: rotate(30deg); }

.mobile-menu-btn { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 4px; }
.mobile-menu-btn span { display: block; width: 24px; height: 2px; background: var(--gray-700); border-radius: 2px; transition: all var(--transition); }
.mobile-menu { display: none; position: fixed; top: 64px; left: 0; right: 0; background: rgba(255, 255, 255, 0.98); backdrop-filter: blur(20px); border-bottom: 1px solid var(--pink-100); z-index: 999; padding: 16px 24px; transform: translateY(-100%); opacity: 0; transition: all var(--transition); }
.mobile-menu.active { transform: translateY(0); opacity: 1; }
.mobile-menu ul { display: flex; flex-direction: column; gap: 12px; }
.mobile-menu a { display: block; padding: 12px 16px; font-size: 1.05rem; color: var(--gray-700); border-radius: var(--radius-sm); transition: all var(--transition); }
.mobile-menu a:hover { background: var(--pink-50); color: var(--pink-600); }

/* === Hero === */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-hero);
    position: relative;
    overflow: hidden;
    padding: 100px 24px 80px;
}
.hero-bg-circle { position: absolute; border-radius: 50%; opacity: 0.15; }
.circle-1 { width: 500px; height: 500px; background: var(--pink-300); top: -150px; right: -100px; }
.circle-2 { width: 300px; height: 300px; background: var(--pink-400); bottom: -50px; left: -80px; }
.circle-3 { width: 200px; height: 200px; background: var(--pink-200); top: 50%; left: 50%; transform: translate(-50%, -50%); }
.hero-content { text-align: center; max-width: 600px; z-index: 2; position: relative; }
.hero-badge { display: inline-block; background: var(--pink-100); color: var(--pink-600); padding: 6px 16px; border-radius: 50px; font-size: 0.85rem; font-weight: 600; margin-bottom: 24px; letter-spacing: 1px; text-transform: uppercase; }
.hero-title { font-size: 3.5rem; font-weight: 800; line-height: 1.2; margin-bottom: 20px; color: var(--gray-900); }
.gradient-text { background: var(--gradient-primary); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.hero-subtitle { font-size: 1.2rem; color: var(--gray-500); margin-bottom: 40px; line-height: 1.8; }
.hero-actions { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

/* Hero视觉 */
.hero-visual { display: none; }
@media (min-width: 769px) {
    .hero-visual { display: block; position: absolute; right: 5%; top: 50%; transform: translateY(-50%); }
    .floating-phone { width: 260px; height: 520px; background: var(--white); border-radius: 36px; border: 4px solid var(--pink-200); box-shadow: var(--shadow-xl); padding: 12px; position: relative; }
    .phone-screen { background: var(--off-white); border-radius: 24px; height: 100%; overflow: hidden; padding: 16px; }
    .chat-preview { display: flex; flex-direction: column; gap: 10px; }
    .chat-msg { background: var(--pink-100); padding: 10px 14px; border-radius: 14px 14px 14px 4px; font-size: 0.8rem; color: var(--gray-700); max-width: 85%; }
    .chat-msg.sent { background: var(--pink-200); align-self: flex-end; border-radius: 14px 14px 4px 14px; text-align: right; }
    .chat-msg.emoji-msg { background: none; font-size: 2.5rem; text-align: center; max-width: 100%; }
    .floating-emoji { position: absolute; font-size: 2rem; animation: float 3s ease-in-out infinite; }
    .emoji-1 { top: 10%; left: -40px; animation-delay: 0s; }
    .emoji-2 { bottom: 20%; right: -30px; animation-delay: 0.5s; }
    .emoji-3 { top: 50%; left: -50px; animation-delay: 1s; }
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-20px); }
}

/* === 核心概念 === */
.concept { padding: 80px 24px; background: var(--white); }
.concept-card { max-width: 700px; margin: 0 auto; text-align: center; background: var(--gradient-soft); border-radius: var(--radius-xl); padding: 60px 40px; border: 1px solid var(--pink-100); }
.concept-icon { font-size: 3.5rem; margin-bottom: 24px; display: block; }
.concept-title { font-size: 2rem; font-weight: 700; color: var(--gray-900); margin-bottom: 16px; line-height: 1.4; }
.concept-desc { font-size: 1.1rem; color: var(--gray-500); line-height: 1.8; }

/* === 功能特性 === */
.features { padding: 100px 24px; background: var(--off-white); }
.section-title { font-size: 2.2rem; font-weight: 800; text-align: center; color: var(--gray-900); margin-bottom: 12px; }
.section-desc { text-align: center; color: var(--gray-500); font-size: 1.1rem; margin-bottom: 56px; }
.features-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; max-width: 1000px; margin: 0 auto; }
.feature-card { background: var(--white); border: 1px solid var(--pink-100); border-radius: var(--radius-lg); padding: 40px 28px; text-align: center; transition: all var(--transition); }
.feature-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-color: var(--pink-200); }
.feature-icon { font-size: 2.8rem; margin-bottom: 20px; display: block; }
.feature-card h3 { font-size: 1.25rem; font-weight: 700; color: var(--gray-900); margin-bottom: 12px; }
.feature-card p { color: var(--gray-500); font-size: 0.95rem; line-height: 1.7; }

/* === 定价 === */
.pricing { padding: 100px 24px; background: var(--white); }
.pricing-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; max-width: 1000px; margin: 0 auto; }
.pricing-card {
    background: var(--white);
    border: 2px solid var(--pink-100);
    border-radius: var(--radius-xl);
    padding: 40px 28px;
    text-align: center;
    display: flex;
    flex-direction: column;
    transition: all var(--transition);
    position: relative;
}
.pricing-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.pricing-card.recommended { border-color: var(--pink-400); background: var(--gradient-soft); transform: scale(1.03); box-shadow: var(--shadow-md); }
.pricing-card.recommended:hover { transform: scale(1.03) translateY(-6px); box-shadow: var(--shadow-xl); }
.recommended-badge { position: absolute; top: -14px; left: 50%; transform: translateX(-50%); background: var(--gradient-primary); color: var(--white); padding: 6px 20px; border-radius: 50px; font-size: 0.85rem; font-weight: 600; white-space: nowrap; box-shadow: 0 4px 16px rgba(255, 77, 114, 0.35); }
.card-header { margin-bottom: 24px; }
.plan-name { font-size: 1.5rem; font-weight: 700; color: var(--gray-900); margin-bottom: 6px; }
.plan-desc { color: var(--gray-400); font-size: 0.9rem; }
.card-price { margin-bottom: 8px; display: flex; align-items: baseline; justify-content: center; }
.price-symbol { font-size: 1.2rem; font-weight: 600; color: var(--gray-700); margin-right: 2px; }
.price-amount { font-size: 2.8rem; font-weight: 800; color: var(--pink-600); line-height: 1; }
.price-period { font-size: 0.95rem; color: var(--gray-400); margin-left: 2px; }
.plan-features { display: flex; flex-direction: column; gap: 12px; margin-bottom: 28px; text-align: left; flex: 1; }
.plan-features li { font-size: 0.95rem; color: var(--gray-600); padding: 6px 0; }
.free-plan { border-style: dashed; }
.free-amount { font-size: 2.8rem; font-weight: 800; color: var(--pink-400); line-height: 1; }
.btn-plan-free { background: var(--pink-50); color: var(--pink-600); border: 2px dashed var(--pink-200); }
.btn-plan-free:hover { background: var(--pink-100); border-color: var(--pink-400); color: var(--pink-700); }

/* === FAQ === */
.faq { padding: 100px 24px; background: var(--off-white); }
.faq-list { max-width: 750px; margin: 0 auto; display: flex; flex-direction: column; gap: 12px; }
.faq-item { background: var(--white); border: 1px solid var(--pink-100); border-radius: var(--radius-md); overflow: hidden; transition: all var(--transition); }
.faq-item:hover { border-color: var(--pink-200); }
.faq-question { width: 100%; display: flex; align-items: center; justify-content: space-between; padding: 20px 24px; background: none; border: none; cursor: pointer; font-size: 1.05rem; font-weight: 600; color: var(--gray-800); text-align: left; transition: color var(--transition); }
.faq-question:hover { color: var(--pink-600); }
.faq-arrow { font-size: 0.8rem; color: var(--gray-400); transition: transform var(--transition); flex-shrink: 0; }
.faq-item.active .faq-arrow { transform: rotate(180deg); color: var(--pink-500); }
.faq-answer { max-height: 0; overflow: hidden; transition: max-height 0.4s ease, padding 0.4s ease; }
.faq-item.active .faq-answer { max-height: 300px; padding: 0 24px 20px; }
.faq-answer p { color: var(--gray-500); font-size: 0.95rem; line-height: 1.8; }

/* === 页脚 === */
.footer { background: var(--white); border-top: 1px solid var(--pink-100); padding: 40px 24px 30px; }
.footer-content { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 20px; margin-bottom: 20px; }
.footer-brand { display: flex; align-items: center; gap: 8px; font-weight: 700; font-size: 1.1rem; color: var(--gray-800); }
.footer-links { display: flex; gap: 24px; flex-wrap: wrap; }
.footer-links a { color: var(--gray-500); font-size: 0.9rem; transition: color var(--transition); }
.footer-links a:hover { color: var(--pink-600); }
.footer-bottom { border-top: 1px solid var(--pink-100); padding-top: 20px; display: flex; justify-content: space-between; flex-wrap: wrap; gap: 8px; }
.footer-bottom p { color: var(--gray-400); font-size: 0.85rem; }

/* ============================================
   性格设定页面
   ============================================ */
.studio-navbar {
    position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--pink-100);
    box-shadow: var(--shadow-sm);
}
.studio-plan-badge { background: var(--gradient-primary); color: var(--white); padding: 6px 18px; border-radius: 50px; font-size: 0.85rem; font-weight: 600; }
.studio-container { max-width: 700px; margin: 0 auto; padding: 100px 24px 80px; }
.studio-steps { display: flex; align-items: center; justify-content: center; margin-bottom: 48px; gap: 0; }
.studio-step { display: flex; flex-direction: column; align-items: center; gap: 8px; position: relative; }
.studio-step .step-num { width: 44px; height: 44px; border-radius: 50%; background: var(--gray-200); color: var(--gray-500); display: flex; align-items: center; justify-content: center; font-weight: 700; font-size: 1.1rem; transition: all var(--transition); }
.studio-step.active .step-num { background: var(--gradient-primary); color: var(--white); box-shadow: 0 4px 16px rgba(255, 77, 114, 0.35); }
.studio-step.completed .step-num { background: var(--pink-400); color: var(--white); }
.studio-step .step-label { font-size: 0.85rem; color: var(--gray-400); font-weight: 500; transition: color var(--transition); }
.studio-step.active .step-label { color: var(--pink-600); font-weight: 600; }
.step-line { width: 80px; height: 2px; background: var(--gray-200); margin: 0 16px; margin-bottom: 24px; }
.studio-panel { background: var(--white); border: 1px solid var(--pink-100); border-radius: var(--radius-xl); padding: 48px 40px; box-shadow: var(--shadow-sm); }
.studio-panel h2 { font-size: 1.8rem; font-weight: 700; color: var(--gray-900); text-align: center; margin-bottom: 8px; }
.studio-desc { text-align: center; color: var(--gray-500); font-size: 1rem; margin-bottom: 40px; }
.persona-form { max-width: 500px; margin: 0 auto; }
.form-group { margin-bottom: 20px; }
.form-group label { display: block; font-size: 0.9rem; font-weight: 600; color: var(--gray-700); margin-bottom: 8px; }
.form-group .required { color: var(--pink-500); }
.studio-input {
    width: 100%; padding: 14px 18px; border: 2px solid var(--pink-100); border-radius: var(--radius-md);
    font-size: 0.95rem; outline: none; transition: border var(--transition); font-family: inherit;
}
.studio-input:focus { border-color: var(--pink-400); }
.studio-textarea {
    width: 100%; padding: 14px 18px; border: 2px solid var(--pink-100); border-radius: var(--radius-md);
    font-size: 0.95rem; outline: none; transition: border var(--transition); font-family: inherit;
    resize: vertical; min-height: 100px;
}
.studio-textarea:focus { border-color: var(--pink-400); }

/* ============================================
   聊天页面
   ============================================ */
.chat-page-container {
    max-width: 800px; margin: 0 auto; padding: 80px 20px 20px;
    height: 100vh; display: flex; flex-direction: column;
}
.chat-main {
    flex: 1; display: flex; flex-direction: column;
    background: var(--white); border-radius: var(--radius-xl);
    border: 1px solid var(--pink-100); box-shadow: var(--shadow-md);
    overflow: hidden; max-height: calc(100vh - 100px);
}
.chat-header {
    display: flex; align-items: center; justify-content: space-between;
    padding: 16px 20px; background: var(--gradient-soft);
    border-bottom: 1px solid var(--pink-100);
}
.chat-role-info { display: flex; align-items: center; gap: 12px; }
.chat-role-avatar {
    width: 44px; height: 44px; border-radius: 50%; background: var(--white);
    border: 2px solid var(--pink-200); display: flex; align-items: center;
    justify-content: center; font-size: 1.4rem; overflow: hidden; flex-shrink: 0;
}
.chat-role-avatar img { width: 100%; height: 100%; object-fit: cover; }
.chat-role-details h3 { font-size: 1rem; font-weight: 700; color: var(--gray-900); margin: 0; }
.chat-role-details p { font-size: 0.8rem; color: var(--gray-500); margin: 2px 0 0; }

/* 消息区域 */
.chat-messages {
    flex: 1; overflow-y: auto; padding: 20px;
    display: flex; flex-direction: column; gap: 16px;
    background: var(--off-white);
}
.chat-messages::-webkit-scrollbar { width: 5px; }
.chat-messages::-webkit-scrollbar-thumb { background: var(--pink-200); border-radius: 10px; }
.chat-empty-state { text-align: center; padding: 60px 20px; margin: auto; }
.chat-empty-icon { font-size: 3.5rem; margin-bottom: 16px; }
.chat-empty-state h3 { font-size: 1.2rem; color: var(--gray-700); margin-bottom: 8px; }
.chat-empty-state p { color: var(--gray-400); font-size: 0.95rem; }

/* 消息气泡 */
.chat-message { display: flex; gap: 10px; max-width: 85%; animation: msgSlideIn 0.3s ease; }
@keyframes msgSlideIn { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: translateY(0); } }
.chat-message.user { align-self: flex-end; flex-direction: row-reverse; }
.chat-message.ai { align-self: flex-start; }
.chat-msg-avatar {
    width: 36px; height: 36px; border-radius: 50%; flex-shrink: 0;
    display: flex; align-items: center; justify-content: center;
    font-size: 1.1rem; overflow: hidden;
}
.chat-message.user .chat-msg-avatar { background: var(--pink-200); border: 2px solid var(--pink-300); }
.chat-message.ai .chat-msg-avatar { background: var(--gradient-soft); border: 2px solid var(--pink-200); }
.chat-msg-avatar img { width: 100%; height: 100%; object-fit: cover; }
.chat-msg-bubble {
    padding: 12px 16px; border-radius: 16px;
    font-size: 0.95rem; line-height: 1.6;
    word-break: break-word; position: relative;
}
.chat-message.user .chat-msg-bubble {
    background: var(--gradient-primary); color: var(--white);
    border-bottom-right-radius: 4px;
}
.chat-message.ai .chat-msg-bubble {
    background: var(--white); color: var(--gray-800);
    border-bottom-left-radius: 4px;
    border: 1px solid var(--pink-100); box-shadow: var(--shadow-sm);
}
.chat-msg-time {
    font-size: 0.7rem; color: var(--gray-400);
    margin-top: 4px; padding: 0 4px;
}
.chat-message.user .chat-msg-time { text-align: right; }

/* 表情包消息 */
.chat-msg-emoji {
    max-width: 180px; border-radius: 12px;
    overflow: hidden; margin-top: 8px;
    cursor: pointer; transition: transform 0.2s;
}
.chat-msg-emoji:hover { transform: scale(1.05); }
.chat-msg-emoji img {
    width: 100%; display: block; border-radius: 12px;
}

/* 打字动画 */
.chat-typing { display: flex; align-items: center; gap: 4px; padding: 12px 16px; }
.chat-typing-dot {
    width: 8px; height: 8px; border-radius: 50%;
    background: var(--pink-300);
    animation: typingBounce 1.4s infinite;
}
.chat-typing-dot:nth-child(2) { animation-delay: 0.2s; }
.chat-typing-dot:nth-child(3) { animation-delay: 0.4s; }
@keyframes typingBounce {
    0%, 60%, 100% { transform: translateY(0); opacity: 0.4; }
    30% { transform: translateY(-8px); opacity: 1; }
}

/* 输入区域 */
.chat-input-area { border-top: 1px solid var(--pink-100); padding: 12px 16px; background: var(--white); }
.chat-input-wrapper {
    display: flex; align-items: flex-end; gap: 10px;
    background: var(--gray-50); border: 2px solid var(--pink-100);
    border-radius: 24px; padding: 8px 8px 8px 16px;
    transition: border-color var(--transition);
}
.chat-input-wrapper:focus-within { border-color: var(--pink-400); }
.chat-input {
    flex: 1; border: none; outline: none; background: transparent;
    font-size: 0.95rem; font-family: inherit; resize: none;
    max-height: 120px; line-height: 1.5; padding: 6px 0; color: var(--gray-800);
}
.chat-input::placeholder { color: var(--gray-400); }
.chat-send-btn {
    width: 40px; height: 40px; border-radius: 50%; border: none;
    background: var(--gradient-primary); color: var(--white);
    font-size: 1rem; cursor: pointer;
    display: flex; align-items: center; justify-content: center;
    transition: all var(--transition); flex-shrink: 0;
}
.chat-send-btn:hover:not(:disabled) { transform: scale(1.05); box-shadow: 0 4px 12px rgba(255, 77, 114, 0.4); }
.chat-send-btn:disabled { opacity: 0.4; cursor: not-allowed; }
.chat-input-tip { font-size: 0.7rem; color: var(--gray-400); text-align: center; margin-top: 6px; }

/* === 弹窗 === */
.modal-overlay {
    position: fixed; inset: 0;
    background: rgba(31, 21, 24, 0.5);
    backdrop-filter: blur(4px);
    display: flex; align-items: center; justify-content: center;
    z-index: 2000;
    opacity: 0; pointer-events: none;
    transition: opacity var(--transition);
}
.modal-overlay.active { opacity: 1; pointer-events: all; }
.modal {
    background: var(--white); border-radius: var(--radius-xl);
    padding: 40px 32px; max-width: 440px; width: 90%;
    position: relative; box-shadow: var(--shadow-xl);
    transform: translateY(20px); transition: transform var(--transition);
}
.modal-overlay.active .modal { transform: translateY(0); }
.modal-close {
    position: absolute; top: 16px; right: 16px;
    width: 32px; height: 32px; border-radius: 50%;
    border: none; background: var(--pink-50);
    color: var(--gray-500); font-size: 1rem; cursor: pointer;
    display: flex; align-items: center; justify-content: center;
    transition: all var(--transition);
}
.modal-close:hover { background: var(--pink-100); color: var(--pink-600); }
.modal-content { text-align: center; }
.modal-icon { font-size: 3rem; margin-bottom: 16px; }
.success-icon { font-size: 3.5rem; }
.modal-content h3 { font-size: 1.4rem; font-weight: 700; color: var(--gray-900); margin-bottom: 12px; }
.modal-content > p { color: var(--gray-500); font-size: 0.95rem; line-height: 1.7; margin-bottom: 20px; }
.modal-plan-info { background: var(--gradient-soft); border-radius: var(--radius-md); padding: 16px; margin-bottom: 24px; }
.modal-plan-info p { color: var(--gray-600); margin-bottom: 6px; }
.modal-plan-info p:last-child { margin-bottom: 0; }
.modal-plan-info strong { color: var(--pink-600); }
.success-msg { font-size: 1.05rem !important; color: var(--pink-600) !important; font-weight: 500; }
.pay-method-tip {
    font-size: 0.85rem; color: var(--gray-500);
    margin-bottom: 4px; margin-top: -8px;
}
.pay-redirect-tip {
    font-size: 0.78rem; color: var(--gray-400);
    margin-bottom: 20px;
}

/* === 头像上传 === */
.avatar-upload {
    display: flex; align-items: center; gap: 20px;
}
.avatar-preview {
    width: 72px; height: 72px; border-radius: 50%;
    border: 3px solid var(--pink-200);
    background: var(--gradient-soft);
    display: flex; align-items: center; justify-content: center;
    overflow: hidden; flex-shrink: 0;
    transition: border-color var(--transition);
}
.avatar-preview:hover { border-color: var(--pink-400); }
.avatar-preview img {
    width: 100%; height: 100%; object-fit: cover;
}
.avatar-placeholder { font-size: 2rem; }
.avatar-actions { display: flex; flex-direction: column; gap: 8px; }
.btn-avatar-action {
    background: var(--white); border: 1px solid var(--pink-200);
    color: var(--gray-600); padding: 6px 14px; border-radius: 50px;
    font-size: 0.8rem; cursor: pointer; transition: all var(--transition); white-space: nowrap;
}
.btn-avatar-action:hover { background: var(--pink-50); border-color: var(--pink-400); color: var(--pink-600); }

/* === 登录/注册 === */
.login-tabs {
    display: flex; gap: 0; margin-bottom: 28px;
    background: var(--gray-50); border-radius: 50px; padding: 4px;
}
.login-tab {
    flex: 1; padding: 10px 20px; border: none; background: transparent;
    border-radius: 50px; font-size: 0.95rem; font-weight: 600;
    color: var(--gray-500); cursor: pointer; transition: all var(--transition);
}
.login-tab.active { background: var(--gradient-primary); color: var(--white); box-shadow: 0 4px 12px rgba(255, 77, 114, 0.3); }
.login-tab:hover:not(.active) { color: var(--pink-600); }
.login-switch-tip { text-align: center; margin-top: 16px; font-size: 0.85rem; color: var(--gray-500); }
.login-switch-tip a { color: var(--pink-600); font-weight: 600; cursor: pointer; }
.login-switch-tip a:hover { text-decoration: underline; }
/* === 设置按钮 === */
.btn-settings {
    width: 36px; height: 36px; border-radius: 50%;
    border: 1px solid var(--pink-200); background: var(--white);
    font-size: 1rem; cursor: pointer; transition: all var(--transition);
    display: flex; align-items: center; justify-content: center;
}
.btn-settings:hover { background: var(--pink-50); border-color: var(--pink-400); }

/* === AI内心想法/心理/身体感觉 括号样式 === */
.chat-msg-inner {
    color: var(--gray-500); font-style: italic;
    display: block; margin: 4px 0;
    font-size: 0.88rem; line-height: 1.5;
}
.chat-message.ai .chat-msg-bubble .chat-msg-inner {
    color: var(--pink-600);
}
.chat-message.user .chat-msg-bubble .chat-msg-inner {
    color: rgba(255, 255, 255, 0.8);
}

/* === 聊天气泡内嵌GIF表情 === */
.chat-inline-gif {
    max-width: 80px; max-height: 80px;
    border-radius: 8px; margin: 4px 6px;
    display: inline-block; vertical-align: middle;
    cursor: pointer; transition: transform 0.2s;
}
.chat-inline-gif:hover { transform: scale(1.15); }
.chat-message.user .chat-inline-gif {
    border: 1px solid rgba(255, 255, 255, 0.3);
}
.chat-message.ai .chat-inline-gif {
    border: 1px solid var(--pink-100);
}

/* ============================================
   用户中心 / 仪表盘
   ============================================ */
.dashboard-container { max-width: 900px; margin: 0 auto; padding: 100px 24px 80px; }

.dash-header { margin-bottom: 40px; }
.dash-user-card {
    background: var(--white); border: 1px solid var(--pink-100);
    border-radius: var(--radius-xl); padding: 32px;
    display: flex; align-items: center; gap: 24px;
    box-shadow: var(--shadow-sm); flex-wrap: wrap;
}
.dash-user-avatar {
    width: 80px; height: 80px; border-radius: 50%;
    border: 3px solid var(--pink-200); background: var(--gradient-soft);
    display: flex; align-items: center; justify-content: center;
    font-size: 2.5rem; overflow: hidden; flex-shrink: 0;
}
.dash-user-avatar img { width: 100%; height: 100%; object-fit: cover; }
.dash-user-info { flex: 1; min-width: 0; }
.dash-user-info h2 { font-size: 1.5rem; font-weight: 700; color: var(--gray-900); margin: 0 0 4px; }
.dash-user-info p { color: var(--gray-500); font-size: 0.9rem; margin: 0 0 8px; }
.dash-plan-badge {
    display: inline-block; background: var(--gradient-primary);
    color: var(--white); padding: 4px 14px; border-radius: 50px;
    font-size: 0.8rem; font-weight: 600;
}

.dash-section { margin-bottom: 40px; }
.dash-section-header {
    display: flex; align-items: center; justify-content: space-between;
    margin-bottom: 20px; flex-wrap: wrap; gap: 12px;
}
.dash-section-header h3 { font-size: 1.2rem; font-weight: 700; color: var(--gray-900); }
.btn-sm { padding: 8px 20px; font-size: 0.85rem; border-radius: 50px; }

/* 智能体卡片网格 */
.persona-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 16px; }
.persona-empty {
    grid-column: 1 / -1; text-align: center; padding: 60px 20px;
    background: var(--white); border: 2px dashed var(--pink-200);
    border-radius: var(--radius-xl);
}
.persona-empty-icon { font-size: 3rem; margin-bottom: 12px; }
.persona-empty p { color: var(--gray-500); margin-bottom: 16px; }
.persona-card {
    background: var(--white); border: 1px solid var(--pink-100);
    border-radius: var(--radius-lg); padding: 24px;
    cursor: pointer; transition: all var(--transition);
    display: flex; flex-direction: column; gap: 12px;
}
.persona-card:hover {
    transform: translateY(-4px); box-shadow: var(--shadow-lg);
    border-color: var(--pink-300);
}
.persona-card-header { display: flex; align-items: center; gap: 14px; }
.persona-card-avatar {
    width: 52px; height: 52px; border-radius: 50%;
    border: 2px solid var(--pink-200); background: var(--gradient-soft);
    display: flex; align-items: center; justify-content: center;
    font-size: 1.5rem; overflow: hidden; flex-shrink: 0;
}
.persona-card-avatar img { width: 100%; height: 100%; object-fit: cover; }
.persona-card-info h4 { font-size: 1rem; font-weight: 700; color: var(--gray-900); margin: 0; }
.persona-card-info p { font-size: 0.8rem; color: var(--gray-500); margin: 2px 0 0; }
.persona-card-meta { display: flex; gap: 8px; flex-wrap: wrap; }
.persona-card-tag {
    background: var(--pink-50); color: var(--pink-600);
    padding: 3px 10px; border-radius: 50px; font-size: 0.75rem;
    font-weight: 500;
}
.persona-card-time {
    font-size: 0.75rem; color: var(--gray-400);
}
.persona-card-actions { display: flex; gap: 8px; margin-top: auto; }
.btn-card-action {
    flex: 1; padding: 8px 12px; border-radius: 50px;
    font-size: 0.8rem; font-weight: 600; cursor: pointer;
    border: 1px solid var(--pink-200); background: var(--white);
    color: var(--pink-600); transition: all var(--transition); text-align: center;
}
.btn-card-action:hover { background: var(--pink-50); }
.btn-card-action.primary { background: var(--gradient-primary); color: var(--white); border: none; }
.btn-card-action.danger { color: var(--gray-500); border-color: var(--gray-200); }
.btn-card-action.danger:hover { background: #fff0f0; color: #d44; border-color: #fcc; }

/* 当前套餐卡片 */
.plan-current-card {
    background: var(--white); border: 1px solid var(--pink-100);
    border-radius: var(--radius-lg); padding: 24px;
    display: flex; align-items: center; justify-content: space-between;
    gap: 16px; flex-wrap: wrap;
}
.plan-current-name { font-size: 1.1rem; font-weight: 700; color: var(--gray-900); }
.plan-current-desc { font-size: 0.85rem; color: var(--gray-500); margin-top: 4px; display: block; }

/* === Toast 通知 === */
.custom-toast {
    position: fixed;
    top: 80px;
    left: 50%;
    transform: translateX(-50%) translateY(-120px);
    background: var(--gradient-primary);
    color: var(--white);
    padding: 14px 28px;
    border-radius: 50px;
    font-size: 0.95rem;
    font-weight: 600;
    z-index: 10000;
    box-shadow: 0 8px 30px rgba(255, 77, 114, 0.4);
    transition: transform 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    pointer-events: none;
}
.custom-toast.show { transform: translateX(-50%) translateY(0); }

/* 方案选择器 */
.plan-selector { display: flex; gap: 12px; flex-wrap: wrap; margin: 16px 0; }
.plan-option {
    flex: 1; min-width: 130px; border: 2px solid var(--pink-100);
    border-radius: var(--radius-md); padding: 16px; text-align: center;
    cursor: pointer; transition: all var(--transition);
}
.plan-option:hover { border-color: var(--pink-400); background: var(--pink-50); }
.plan-option.recommended { border-color: var(--pink-400); background: var(--gradient-soft); }
.plan-opt-name { font-size: 0.95rem; font-weight: 700; color: var(--gray-900); }
.plan-opt-price { font-size: 1.2rem; font-weight: 800; color: var(--pink-600); margin: 4px 0; }
.plan-opt-desc { font-size: 0.78rem; color: var(--gray-500); }

.nav-dash-link {
    font-size: 1.3rem; padding: 6px 10px; border-radius: 50%;
    transition: all var(--transition); line-height: 1;
}
.nav-dash-link:hover { background: var(--pink-50); }
.nav-chat-actions { display: flex; align-items: center; gap: 8px; }

/* ============================================
   平台选择 (Persona Step 3)
   ============================================ */
.platform-options {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin: 32px 0 20px;
}
.platform-card {
    background: var(--white);
    border: 2px solid var(--pink-100);
    border-radius: var(--radius-xl);
    padding: 32px 24px;
    text-align: center;
    cursor: pointer;
    transition: all var(--transition);
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
}
.platform-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: var(--pink-400);
}
.platform-card.wechat-card:hover {
    border-color: #07c160;
    box-shadow: 0 8px 30px rgba(7, 193, 96, 0.15);
}
.platform-card.web-card:hover {
    border-color: var(--pink-400);
}
.platform-card-icon {
    font-size: 3rem;
    margin-bottom: 16px;
    display: block;
}
.platform-card-header {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 12px;
    justify-content: center;
}
.platform-card-header h3 {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--gray-900);
    margin: 0;
}
.platform-badge {
    display: inline-block;
    padding: 3px 10px;
    border-radius: 50px;
    font-size: 0.72rem;
    font-weight: 600;
    white-space: nowrap;
}
.wechat-badge {
    background: #e8f8ee;
    color: #07c160;
}
.web-badge {
    background: var(--pink-50);
    color: var(--pink-600);
}
.platform-card-desc {
    font-size: 0.9rem;
    color: var(--gray-500);
    line-height: 1.7;
    margin-bottom: 20px;
    flex: 1;
}
.platform-card-footer {
    width: 100%;
}
.platform-arrow {
    display: inline-block;
    padding: 10px 28px;
    border-radius: 50px;
    font-size: 0.9rem;
    font-weight: 600;
    transition: all var(--transition);
}
.wechat-card .platform-arrow {
    background: #07c160;
    color: #fff;
}
.web-card .platform-arrow {
    background: var(--gradient-primary);
    color: var(--white);
}
.btn-back-persona {
    display: block;
    margin: 0 auto;
    background: none;
    border: none;
    color: var(--gray-400);
    font-size: 0.85rem;
    cursor: pointer;
    padding: 8px 16px;
    transition: color var(--transition);
}
.btn-back-persona:hover {
    color: var(--pink-600);
}

@media (max-width: 640px) {
    .platform-options {
        grid-template-columns: 1fr;
    }
}

/* ============================================
   微信扫码配对弹窗 (QR Code)
   ============================================ */
.qr-wrapper {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
    margin-bottom: 8px;
}
.qr-container {
    width: 220px;
    height: 220px;
    border: 3px solid var(--pink-100);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--white);
    overflow: hidden;
    position: relative;
    box-shadow: var(--shadow-sm);
}
.qr-container.scanning {
    border-color: #07c160;
    box-shadow: 0 0 20px rgba(7, 193, 96, 0.2);
}
.qr-container.confirmed {
    border-color: #07c160;
    box-shadow: 0 0 30px rgba(7, 193, 96, 0.3);
}
.qr-container.expired-state {
    border-color: var(--gray-300);
    opacity: 0.6;
}
.qr-container img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}
.qr-loading {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    color: var(--gray-400);
    font-size: 0.85rem;
}
.qr-spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--pink-100);
    border-top: 3px solid var(--pink-500);
    border-radius: 50%;
    animation: qrSpin 0.8s linear infinite;
}
@keyframes qrSpin {
    to { transform: rotate(360deg); }
}
.qr-expired {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    text-align: center;
}
.qr-expired-icon {
    font-size: 2rem;
}
.qr-expired p {
    color: var(--gray-500);
    font-size: 0.9rem;
    margin: 0;
}
.qr-status {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.9rem;
    color: var(--gray-500);
}
.qr-status-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--pink-300);
    animation: qrPulse 1.5s infinite;
}
.qr-status-dot.scanning {
    background: #ffa500;
}
.qr-status-dot.confirmed {
    background: #07c160;
    animation: none;
}
@keyframes qrPulse {
    0%, 100% { opacity: 0.4; transform: scale(1); }
    50% { opacity: 1; transform: scale(1.3); }
}
.qr-success {
    text-align: center;
    padding: 20px 0;
}
.qr-success-icon {
    font-size: 3.5rem;
    margin-bottom: 12px;
    animation: qrSuccessBounce 0.6s ease;
}
@keyframes qrSuccessBounce {
    0% { transform: scale(0); }
    50% { transform: scale(1.2); }
    100% { transform: scale(1); }
}
.qr-info-tip {
    margin-top: 20px;
    padding: 14px;
    background: var(--gradient-soft);
    border-radius: var(--radius-md);
    text-align: center;
}
.qr-info-tip p {
    font-size: 0.78rem;
    color: var(--gray-500);
    margin: 2px 0;
}

/* ============================================
   智能体微信绑定状态
   ============================================ */
.persona-wechat-badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 3px 10px;
    border-radius: 50px;
    font-size: 0.72rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition);
    white-space: nowrap;
}
.persona-wechat-badge.paired {
    background: #e8f8ee;
    color: #07c160;
    border: 1px solid #b7ebc7;
}
.persona-wechat-badge.paired:hover {
    background: #c6f0d4;
}
.persona-wechat-badge.unpaired {
    background: var(--pink-50);
    color: var(--pink-600);
    border: 1px solid var(--pink-200);
}
.persona-wechat-badge.unpaired:hover {
    background: var(--pink-100);
    border-color: var(--pink-400);
}

/* ============================================
   聊天页配额显示
   ============================================ */
.chat-quota {
    display: flex;
    align-items: baseline;
    gap: 4px;
    padding: 4px 12px;
    background: var(--gray-50);
    border-radius: 50px;
    border: 1px solid var(--pink-100);
    flex-shrink: 0;
}
.quota-label {
    font-size: 0.7rem;
    color: var(--gray-400);
}
.quota-value {
    font-size: 1.1rem;
    font-weight: 800;
    transition: color 0.3s;
}

/* ============================================
   套餐管理配置卡片（后台）
   ============================================ */
.plan-config-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 20px;
}
.plan-config-card {
    background: var(--white);
    border: 2px solid;
    border-radius: var(--radius-lg);
    padding: 24px;
    transition: all var(--transition);
}
.plan-config-card:hover {
    box-shadow: var(--shadow-md);
}
.plan-config-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 20px;
}
.plan-config-icon {
    font-size: 2rem;
    flex-shrink: 0;
}
.plan-config-name {
    font-size: 1.3rem;
    font-weight: 700;
    margin: 0;
}
.plan-config-desc {
    font-size: 0.8rem;
    color: var(--gray-400);
}
.plan-config-body {
    display: flex;
    flex-direction: column;
    gap: 12px;
}
.plan-config-field {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
}
.plan-config-field label {
    font-size: 0.85rem;
    color: var(--gray-600);
    font-weight: 500;
    flex-shrink: 0;
}
.plan-config-field input {
    width: 120px;
    padding: 8px 12px;
    border: 2px solid var(--pink-100);
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
    text-align: center;
    outline: none;
    transition: border var(--transition);
}
.plan-config-field input:focus {
    border-color: var(--pink-400);
}

/* ============================================
   后台管理
   ============================================ */
.admin-container { max-width: 900px; margin: 0 auto; padding: 100px 24px 80px; }
.admin-tabs { display: flex; gap: 0; margin-bottom: 28px; background: var(--gray-50); border-radius: 50px; padding: 4px; }
.admin-tab {
    flex: 1; padding: 10px 20px; border: none; background: transparent;
    border-radius: 50px; font-size: 0.95rem; font-weight: 600;
    color: var(--gray-500); cursor: pointer; transition: all var(--transition);
}
.admin-tab.active { background: var(--gradient-primary); color: var(--white); box-shadow: 0 4px 12px rgba(255, 77, 114, 0.3); }
.admin-tab:hover:not(.active) { color: var(--pink-600); }

.admin-panel { background: var(--white); border: 1px solid var(--pink-100); border-radius: var(--radius-lg); padding: 32px; }
.admin-section { margin-bottom: 24px; }
.admin-section:last-child { margin-bottom: 0; }
.admin-section h3 { font-size: 1.1rem; font-weight: 700; color: var(--gray-900); margin-bottom: 8px; }
.admin-desc { font-size: 0.85rem; color: var(--gray-500); margin-bottom: 16px; }

.api-list { display: flex; flex-direction: column; gap: 12px; margin-bottom: 16px; }
.api-item {
    display: flex; align-items: center; gap: 10px; flex-wrap: wrap;
    padding: 14px; border: 1px solid var(--pink-100); border-radius: var(--radius-md);
    background: var(--gray-50);
}
.api-item-index { font-weight: 700; color: var(--pink-600); min-width: 24px; }
.api-item input, .api-item select {
    flex: 1; min-width: 120px; padding: 8px 12px;
    border: 1px solid var(--pink-200); border-radius: var(--radius-sm);
    font-size: 0.85rem; outline: none; font-family: inherit;
}
.api-item input:focus, .api-item select:focus { border-color: var(--pink-400); }
.btn-remove-api {
    width: 32px; height: 32px; border-radius: 50%; border: 1px solid var(--pink-200);
    background: var(--white); color: var(--pink-500); cursor: pointer;
    font-size: 1rem; display: flex; align-items: center; justify-content: center;
    transition: all var(--transition); flex-shrink: 0;
}
.btn-remove-api:hover { background: #fff0f0; color: #d44; border-color: #fcc; }

.user-table-wrapper { overflow-x: auto; }
.user-table { width: 100%; border-collapse: collapse; font-size: 0.9rem; }
.user-table th {
    background: var(--gradient-soft); color: var(--gray-700);
    padding: 12px 14px; text-align: left; font-weight: 600;
    border-bottom: 2px solid var(--pink-100);
}
.user-table td { padding: 12px 14px; border-bottom: 1px solid var(--pink-50); color: var(--gray-600); }
.user-table tr:hover td { background: var(--pink-50); }
.btn-table-action {
    padding: 4px 12px; border-radius: 50px; font-size: 0.78rem;
    font-weight: 600; cursor: pointer; border: 1px solid var(--pink-200);
    background: var(--white); color: var(--pink-600); transition: all var(--transition);
}
.btn-table-action:hover { background: var(--pink-50); border-color: var(--pink-400); }

/* === 响应式 === */
@media (max-width: 1024px) {
    .features-grid, .pricing-grid { grid-template-columns: 1fr; max-width: 500px; }
    .pricing-card.recommended { transform: none; }
    .pricing-card.recommended:hover { transform: translateY(-6px); }
}
@media (max-width: 768px) {
    .nav-links { display: none; }
    .nav-user { margin-left: auto; }
    .btn-nav-login { padding: 6px 14px; font-size: 0.8rem; }
    .nav-user-avatar { width: 28px; height: 28px; font-size: 0.85rem; }
    .mobile-menu-btn { display: flex; }
    .mobile-menu { display: block; }
    .hero { padding: 80px 20px 60px; }
    .hero-title { font-size: 2.2rem; }
    .hero-subtitle { font-size: 1rem; }
    .hero-actions { flex-direction: column; align-items: center; }
    .hero-actions .btn-primary, .hero-actions .btn-secondary { width: 100%; max-width: 280px; }
    .concept-card { padding: 40px 24px; }
    .concept-title { font-size: 1.5rem; }
    .section-title { font-size: 1.7rem; }
    .features, .pricing, .faq { padding: 60px 20px; }
    .footer-content { flex-direction: column; text-align: center; }
    .footer-bottom { flex-direction: column; text-align: center; }
    .footer-links { justify-content: center; }
    .studio-panel { padding: 30px 20px; }
    .chat-page-container { padding: 70px 10px 10px; }
    .chat-message { max-width: 92%; }
    .chat-msg-bubble { font-size: 0.9rem; padding: 10px 14px; }
    .chat-header { padding: 12px 14px; }
}